Nolde - who arrived there in 1893, not long after the amir had by his victory over the combined forces of Riad and Kasim brought the whole of Nejd under his dominion.
Nolde crossed the Nafud to Haiyania by 'a more direct track than that from Shakik to Jubba.
The amir was away from his capital settling the affairs of his newly acquired territory; Nolde therefore, after a short halt at Hail, journeyed on to Ibn Rashid's camp somewhere in the neighbourhood of Shakra.
Nolde states that on the 1st of February 1893 in the desert north of Hail the thermometer fell from 78° a little before sunset to 18° a quarter of an hour after.
Snow falls on the Harra and on the Tehama range in northern Arabia, and Nolde records a fall of snow which lay on the Nafud on the 1st of February 1893.
Nolde gives an instance from his own experience of a camel rider covering 62 m.
Nolde, Reise nach inner Arabien (Brunswick, 1895); a.